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Ninth Report addressed to the Lords of Her Majesty's Treasury, Commissioners pursuant to their Letter dated 8th Novr 1866, on the Weight and Fineness of Silver Coins issued from the Mint of Hong Kong.
Denomination Average weight of a piece Gross Weight Corn. Average silver in proportion of in 1000 parts Dollars 25.1400 0.8667 899.020 Twenty-Cents 1.0416 0.1436 798.075 Ten-Cents 6.7710 0.0868 798.946 Five-Cents 7.2980 0.0432 802.540The Standard weight of the Dollar being 416.8 grains, and the Standard Fineness 900 with weights of the smaller coins in proportion to that of the Dollar.
Fineness for the smaller coins, being Pattern Royal Mint 30 July 1868
(Sd) Thor Graham, Master of the Mint